Finding the Fourth Proportional to 80,335.26, 110,850.12 and 46,345.05
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Solution
The fourth proportional to 80,335.26, 110,850.12 and 46,345.05 is: 63,948.94
Step by Step Solution
- Step 1: Write the proportion equation
80,335.26 : 110,850.12 = 46,345.05 : x - Step 2: Convert to fraction form
80,335.26/110,850.12 = 46,345.05/x - Step 3: Cross multiply
80,335.26x = 110,850.12 × 46,345.05 - Step 4: Simplify right side
80,335.26x = 5,137,354,353.91 - Step 5: Solve for x
x = 5,137,354,353.91/80,335.26 - Step 6: Final answer
x = 63,948.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.